Washer Diagnostics

Miele Washer
Error Codes

Meanings, severity levels, safe checks you can perform, and when to call a technician.

Enter the code shown on your washer display

Is it safe to keep using it?

Depends on code severity. Low/Medium codes often allow continued use, High severity requires immediate stop.

Can error codes be reset?

Some codes clear after power cycle. Persistent codes indicate underlying issues needing repair.

When should I stop using it?

Stop immediately for water leak codes, burning smell, or any High severity error.

Error Code Directory

Click any code for detailed troubleshooting steps

Low Medium High
Code Meaning Severity Common Symptom
F01 Door Lock Fault Medium You press Start but nothing happens — the board cannot verify the door is locked View F02 Water Intake Fault Medium The machine stalls at the beginning trying to fill the drum View F04 Drainage Fault Medium Clothes sit in standing water when you open the door View F09 Overflow Protection Activated High The cycle halts and the pump runs continuously to evacuate excess water View F10 Water Intake Timeout Medium The machine spends an extended time in the fill phase before timing out View F15 Hot Water Intake Fault Medium The hot water inlet is not working, so only cold water enters View F16 Excessive Foam / Suds Detected Low You can see excessive suds inside the drum through the glass door View F19 Flow Meter / Water Sensor Fault Medium Without flow data, the board cannot control how much water enters View F20 Heating Fault High Laundry feels cold after a hot-wash cycle View F29 Heating Not Activated Medium No heating occurs during wash or rinse phases View F34 Door Not Closing Properly Medium The door does not stay shut or pops open slightly after closing View F35 Door Not Opening / Lock Stuck Medium The cycle completes but you cannot open the door — it remains locked View F43 Control Board / PCB Fault High Buttons and display may be completely unresponsive View F46 Communication Fault Between Modules Medium The control panel loses its display while the machine may still be running internally View F50 Motor Drive Fault High The machine fills with water but the drum remains stationary View F53 Motor Speed Sensor Fault Medium The machine may spin too fast or too slow View F56 Motor Overload / Overcurrent High The motor cuts out during high-speed spin when current draw peaks View F62 Selector Switch / Slide Switch Fault Medium Turning the program dial or pressing buttons has no effect View F103 Water Leak Detected (AquaStop) High The cycle halts and the drain pump activates View F138 Detergent Dispenser Fault Low Clothes come out with stains because detergent was never released View